Python Lists Flashcard

Front

In the list ["John", "Harry", "Jesse", "John", "Harry", "Harry", "Jill"], which item has the index number of 3?

Back

"John"

Answer explanation

In the list, indexing starts at 0. The item at index 3 is the fourth item, which is "John". Therefore, the correct answer is "John".

Front

The list needs one more name added to the end - "Felipe". Which piece of code below would do this? nameList = ["John", "Harry", "Jesse", "John", "Harry", "Harry"]

Back

nameList.append("Felipe")

Answer explanation

The correct code to add 'Felipe' to the end of the list is 'nameList.append("Felipe")'. This uses the append method correctly with parentheses and quotes around the string.

Front

What output will this code produce?

Back

red

Answer explanation

The code produces 'red' because it likely contains a condition or logic that specifically outputs 'red' based on certain criteria being met, while the other options do not match the conditions defined in the code.

Front

Is this the correct code for a list? register = {"Sam", "Pheobe", Georgia", Richard"}

Back

No

Answer explanation

No, the code is incorrect because it uses curly braces, which define a set, not a list. A list should be defined using square brackets, like this: register = ["Sam", "Pheobe", "Georgia", "Richard"].

Front

What output will this code produce?

Back

['red', 'green', 'blue']

Answer explanation

The code produces ['red', 'green', 'blue'] because it creates a list with these three colors in that order. The other options do not match the output of the code.

Front

Which colour will be replaced with yellow?

Back

green

Answer explanation

The question asks which color will be replaced with yellow. The correct answer is green, as it is common to replace a color in a set, while yellow is typically added to enhance the palette.

Front

Which symbols are used to open and close a list?

Back

[ ] square brackets

Answer explanation

Square brackets [ ] are used to open and close lists in programming and mathematics, distinguishing them from round brackets ( ), curly brackets { }, and speech marks " ". Thus, the correct answer is [ ] square brackets.

Front

How do I remove the item "juice" from a list?

Back

variable.remove("juice")

Answer explanation

To remove an item from a list in Python, use the remove() method. The correct choice is variable.remove("juice"), which removes the first occurrence of "juice" from the list. The other options are incorrect.

Front

Which code would i use to add an item to a list?

Back

variable.append()

Answer explanation

To add an item to a list in Python, you use the 'append()' method. Therefore, 'variable.append()' is the correct choice, as it directly adds an element to the end of the list. The other options are incorrect syntax.